MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6628335dabb15d711f53e325ab84fbf2488e37928b2535731f956d9cc175bac. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


LummaStealer


Vendor detections: 17


Intelligence 17 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6628335dabb15d711f53e325ab84fbf2488e37928b2535731f956d9cc175bac
SHA3-384 hash: dd731feee918370cb30d411089ffa46a436ef5e170b64c72aee092bc24df0240d383dfd87c52a185434ff84401c618ef
SHA1 hash: de15b03c88bff76920bf81a7781d8f43449f9bb1
MD5 hash: 783835af9c1f0e1bacfe157283750426
humanhash: september-wyoming-oscar-johnny
File name:783835af9c1f0e1bacfe157283750426.exe
Download: download sample
Signature LummaStealer
Create hunting rule
File size:375'296 bytes
First seen:2024-09-27 08:59:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 6144:2zmK8OG8oVUPpgrvT4pVKirUuVd1Z7fjIVIGKIgEC6+YA/AQW3otr/W4/NxP9V+O:2KRmPpgrvMpYwb6qbZ/EYk4v9TTyP
TLSH T115842378FD779FE7E0FA037A911396C45408F49ECDD54A84A5CAA3BEA7F12008859B30
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter abuse_ch
Tags:exe LummaStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
369
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
783835af9c1f0e1bacfe157283750426.exe
Verdict:
Malicious activity
Analysis date:
2024-09-27 09:11:24 UTC
Tags:
lumma stealer
Link:
https://app.any.run/tasks/07ed3305-4121-47dc-b71c-c740d40f5765

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packed.Msilzilla-10036350-0
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f6741579032805ce8e5a6d
Tags:
Static Micro Virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Creating a file
DNS request
Connection attempt
Sending a custom TCP request
Behavior that indicates a threat
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/66f67418eabf687117df3d79/reports/1cb9599e-17f2-4db3-bf14-7eb1a2ca58e0/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/b6628335dabb15d711f53e325ab84fbf2488e37928b2535731f956d9cc175bac
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
LummaC2 Stealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8a2f5a40-c5ec-4479-873e-e803165cd610
Result
Threat name:
LummaC
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1520436
Signature
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Found malware configuration
Injects a PE file into a foreign processes
LummaC encrypted strings found
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Suricata IDS alerts for network traffic
Writes to foreign memory regions
Yara detected LummaC Stealer
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b6628335dabb15d711f53e325ab84fbf2488e37928b2535731f956d9cc175bac
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b6628335dabb15d711f53e325ab84fbf2488e37928b2535731f956d9cc175bac/
Threat name:
Win32.Spyware.Lummastealer
Create hunting rule
Status:
Malicious
First seen:
2024-09-27 05:24:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wzrigno2xmk5oepvhyzfvocpx4siry3zfczfgvzr7flnttaxlowa._file
Verdict:
malicious
Label(s):
lummastealer
Create hunting rule
Result
Malware family:
lumma
Create hunting rule
Score:
  10/10
Tags:
family:lumma discovery stealer
Link:
https://tria.ge/reports/240927-kybs5avbrj/
Behaviour
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Lumma Stealer, LummaC
Malware Config
C2 Extraction:
https://reinforcenh.shop/api
https://stogeneratmns.shop/api
https://fragnantbui.shop/api
https://drawzhotdog.shop/api
https://vozmeatillu.shop/api
https://offensivedzvju.shop/api
https://ghostreedmnu.shop/api
https://gutterydhowi.shop/api
https://lootebarrkeyn.shop/api
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/c5d24815-c63d-4a98-ae37-7b66c3027b58
Unpacked files
SH256 hash:
8db5774f2b8fc3e50cf4ed240b8231f33b790bf61c1c4727657bcd8132437e11
MD5 hash:
e4045bbf7642a20941e4260015fada5d
SHA1 hash:
218e980eca7954bc0618001b16daa6f34f834e66
Detections:
LummaStealer
Create hunting rule
Link:
https://www.unpac.me/results/d7c525df-61fe-4e7b-ae05-b57ce8e4d7a2/
SH256 hash:
b6628335dabb15d711f53e325ab84fbf2488e37928b2535731f956d9cc175bac
MD5 hash:
783835af9c1f0e1bacfe157283750426
SHA1 hash:
de15b03c88bff76920bf81a7781d8f43449f9bb1
Link:
https://www.unpac.me/results/d7c525df-61fe-4e7b-ae05-b57ce8e4d7a2/
Malware family:
Lumma
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b6628335dabb/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/b6628335dabb15d711f53e325ab84fbf2488e37928b2535731f956d9cc175bac

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

LummaStealer

Executable exe b6628335dabb15d711f53e325ab84fbf2488e37928b2535731f956d9cc175bac

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3186589/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments